Mirroring is Not a Backup Solutionhttp://hardware.slashdot.org/article.pl?sid=09%2F01%2F02%2F1546214&from=rss"Journalspace.com have fallen, never to return. The post on their site describes how their entire database was overwritten either through some inconceivable OS or application bug, or more likely a malicious act. Regardless of how the data was lost, their undoing appears to have been that they treated the drive mirroring as a backup and have now paid the ultimate price for not having point in time backups of the data that was their business."